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Posted to issues@spark.apache.org by "Hari Shreedharan (JIRA)" <ji...@apache.org> on 2015/05/01 00:10:06 UTC
[jira] [Commented] (SPARK-5342) Allow long running Spark apps to
run on secure YARN/HDFS
[ https://issues.apache.org/jira/browse/SPARK-5342?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14522368#comment-14522368 ]
Hari Shreedharan commented on SPARK-5342:
-----------------------------------------
Ah, missed the hadoop-1 build. I will move that class to the yarn module and create an instance only if needed via reflection.
> Allow long running Spark apps to run on secure YARN/HDFS
> --------------------------------------------------------
>
> Key: SPARK-5342
> URL: https://issues.apache.org/jira/browse/SPARK-5342
> Project: Spark
> Issue Type: Bug
> Components: YARN
> Affects Versions: 1.2.0
> Reporter: Hari Shreedharan
> Assignee: Hari Shreedharan
> Fix For: 1.4.0
>
> Attachments: SparkYARN.pdf
>
>
> Currently, Spark apps cannot write to HDFS after the delegation tokens reach their expiry, which maxes out at 7 days. We must find a way to ensure that we can run applications for longer - for example, spark streaming apps are expected to run forever.
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